Cuboid to cube

A cuboid with dimensions of 9 cm, 6 cm, and 4 cm has the same volume as a cube. Calculate the surface of this cube.

Correct result:

S =  486 cm2

Solution:

a=9 cm b=6 cm c=4 cm  V=a⋅ b⋅ c=9⋅ 6⋅ 4=216 cm3  V=x3  x=V3=2163=6 cm  S=6⋅ a2=6⋅ 92=486 cm2

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